33results about How to "Powering Demand Response" patented technology

The invention relates to a rotary table type sensor provided with a plurality of magnetic blocks with adjustable positions and magnetic fluxes for a booster bicycle, belonging to a technology for providing control signals by multi-point magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein the rotary table of the sensing element is provided with the plurality of permanent magnet blocks with adjustable positions and magnetic fluxes, and every two adjacent permanent magnet blocks have the opposite magnetic polarities, namely, the magnetic polarity distribution mode of the permanent magnet blocks is N pole, S pole, N pole, and so on; and the Hall is arranged at the position close to the permanent magnet blocks. The rotary table type sensor has the advantages that the every two adjacent permanent magnet blocks are distributed in the opposite magnetic polarities (NS), and square-wave signals can be obtained by the Hall, so that digital processing can be conveniently carried out on the signals; the positions of the permanent magnet blocks on the rotary table can be shown by the square-wave signals by adjusting the distances among the permanent magnet blocks and the magnetic fluxes of the permanent magnet blocks, so that the usage of the different square-wave signals can be confirmed; and the sensor can output electrical signals which have positions matched with movement positions of the permanent magnet blocks and have artificially set control models.

The invention discloses a sensor with a plurality of magnet blocks adjustable in position in a shell, belonging to the technology of providing a control signal via multi-point-position magnetic induction. The sensor comprises a sensing component, a power-assisted model processor, a digital-analogue converter and an operational amplifier which are sequentially connected, wherein the sensing component comprises permanent magnet blocks and a Hall sensor in inner hollows embedded in a rotating disc and a fixed disc, a plurality of the annularly-distributed permanent magnet blocks are fixedly arranged on the rotating disc, the distances among the permanent magnet blocks are adjustable, and the magnetic polarities of the adjacent permanent magnet blocks are opposite, that is, the magnetic polarities of all the permanent magnet blocks on one surface of the rotating disc are distributed by alternately arranging N-poles and S-poles; and the Hall sensor on the fixed disc is arranged at a position close to the permanent magnet blocks. The sensor has the following advantages that: the Hall sensor can obtain a rectangular wave signal via the NS distribution of the magnetic polarities, and the rectangular wave signal can participate in digital processing for setting the power-assisted model; and the rectangular wave signal can show the positions of the permanent magnet blocks on the rotating disc, and determine the purposes of different rectangular waves by virtue of adjustment on the distances among the permanent magnet blocks, and the relative positions of the permanent magnet blocks and the Hall sensor are fixed, so that signal output is reliable.

The invention relates to a sensing element provided with a plurality of magnetic blocks with adjustable positions in a shell, belonging to a technology for providing control signals by multi-point magnetic induction. The permanent magnet blocks and a Hall are respectively arranged in a space where a rotary table and a fixed table are embedded; the rotary table is fixedly provided with the plurality of permanent magnet blocks which are distributed in a circular ring shape, and the gaps among the permanent magnet blocks can be adjusted; the every two adjacent permanent magnet blocks arranged on one surface of the rotary table have the opposite magnetic polarities, namely, the magnetic polarity distribution mode of all the permanent magnet blocks on one surface of the rotary table is N pole, S pole, N pole, and so on; and the Hall arranged on the fixed table is arranged at the position close to the permanent magnet blocks. The sensing element has the advantages that the every two adjacent permanent magnet blocks are distributed in the opposite magnetic polarities (NS), and square-wave signals can be obtained by the Hall, so that digital processing can be conveniently carried out on the signals; the positions of the permanent magnet blocks on the rotary table can be shown by the square-wave signals by adjusting the distances among the permanent magnet blocks, so that the usage of the different square-wave signals can be confirmed; and the relative positions between the permanent magnet blocks and the Hall are fixed, so that the signals can be reliably output.

The invention discloses a power-assisted bicycle using a sensor with position-adjustable magnetic blocks in a casing, which belongs to an electrically power-assisted bicycle for providing power-assisted signals through multi-point-position magnetic induction. The sensor comprises a sensing element, a power-assisted model processor, a D / A (digital to analog) converter and an operational amplifier which are sequentially connected, wherein the sensing element comprises permanent magnet blocks and a hall arranged in an inner cavity formed by that a movable plate and a fixed plate are mutually embedded, the movable plate is provided with a plurality of permanent magnet blocks, wherein two adjacent permanent magnet blocks are opposite in magnetic polarity, and the distance between the permanent magnet blocks can be adjusted, and the hall on the fixed plate is arranged at a position close to the permanent magnet blocks. The sensor is sleeved outside of a middle axle of the bicycle, and the operational amplifier is connected with a motor controller. The power-assisted bicycle disclosed by the invention has the advantages that: the relative positions between the permanent magnet blocks and the hall are fixed, and the hall can acquire rectangular wave signals, thereby facilitating that the sensor outputs reasonable forces (which are artificially set and can be adjusted) from the power-assisted model to a power-assisted starting point and a power-assisted ending point through digital processing, so that the man-machine cooperation can be optimal, and an effect of power saving can be achieved.

The invention relates to a motorized bicycle having a sensor with multiple position-adjustable magnets in a casing, and belongs to electric motorized bicycles with motorized signals provided by multipoint magnetic induction. The sensor comprises sensing elements, a motorized model processor, a digital-to-analog converter and an operational amplifier which are connected in sequence, the sensing elements include permanent magnets and a Hall sensor unit which are arranged in a cavity formed by combining a rotary disc with a fixed disc, a plurality of permanent magnets are arranged on the rotary disc, magnetic polarities of the adjacent permanent magnets are opposite, the distances among the permanent magnets are adjustable, and the Hall sensor unit on the fixed disc is arranged close to the permanent magnets. The sensor is arranged on a center wheel axle of the bicycle, and the operational amplifier is connected with a motor controller. Relative positions of the permanent magnets and the Hall sensor unit are fixed, the Hall sensor unit can acquire rectangular wave signals, and human-set adjustable motorized model signals can be processed digitally and output to the motorized starting point and the finishing point by the sensor conveniently, so that motorized power is reasonable in distribution, manpower and motorized power can be matched optionally, and electric power is saved.

The invention relates to a rotary table type sensor with multiple magnet positions and multiple magnetic flux variations for a power-assisted bicycle, belonging to a technology for providing a control signal for multi-point position magnetic induction. The rotary table type sensor with multiple magnet positions and multiple magnetic flux variations for the power-assisted bicycle disclosed by the invention comprises a sensing element, a power-assisted model processor, a digital-to-analog converter and an operational amplifier which are sequentially connected, wherein the sensing element comprises multiple permanent magnets which are arranged on a rotary table and are different from spaces and magnetic fluxes, magnetic polarities of adjacent permanent magnets are opposite, namely a distribution manner is an N pole, an S pole, an N pole...; and a Hall is arranged at a position close to the permanent magnets. The rotary table type sensor with multiple magnet positions and multiple magnetic flux variations for the power-assisted bicycle disclosed by the invention has the advantages that magnetic polarities of adjacent permanent magnets are in an NS opposite distribution manner, thus the Hall can acquire a square-wave signal, and digital processing on a signal can be carried out conveniently; and the spaces and the magnetic fluxes are different, thus the square-wave signal can show positions of the permanent magnets on the rotary table, applications of different square waves can be determined, and the sensor disclosed by the invention can output an electric signal which is matched with motion positions of the permanent magnets and has a manually set control model.

The invention relates to a booster bicycle provided with a rotary table type sensor provided with a plurality of magnetic blocks with adjustable positions and magnetic fluxes, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein a rotary table of the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities; the gaps among the permanent magnet blocks can be adjusted, and the positions of the magnet blocks with different magnetic fluxes can be adjusted; the rotary table is arranged on the central shaft of each wheel of the bicycle; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the booster model is adjusted to be reasonable in boosting starting point, finishing point and force, human can cooperate with a machine in a best way, and the electricity is saved.

A sensor having multiple magnetic blocks of adjustable positions in a housing, comprising, sequentially connected, a sensing element, a power-assist model processor (21), a digital-to-analog converter (27), and an operational amplifier (28). The sensing element comprises permanent magnet blocks (2) and a Hall element (3) arranged within a cavity fitted together by a rotating disk (1) and a fixed disk (40). Fixedly arranged on the rotating disk (1) are the multiple permanent magnet blocks (2) in a circular-annular distribution, the spacing intervals between the permanent magnet blocks (2) are adjustable, the magnetic polarities of adjacent permanent magnet blocks (2) are opposite, that is, the magnetic polarities of all of the permanent magnet blocks (2) on a certain side of the rotating disk (1) are distributed in a pattern of N pole, S pole, N pole...; the Hall element (3) on the fixed disk (40) is arranged at a position in proximity to the permanent magnet blocks (2). The advantages of the sensor is that the N-S distribution of the magnetic polarities allows the Hall element (3) to acquire a rectangular wave signal, and to add a digital processing for setting a power-assist model; by adjusting the spacing intervals of the permanent magnet blocks (2), the rectangular wave signal is allowed to express the positions of the permanent magnet blocks (2) on the rotating disk (1), and to determine the uses of different rectangular waves; the relative positions of the permanent magnet blocks (2) and of the Hall element (3) are fixed, and signal output is reliable.

The invention discloses a turntable sensing element with adjustable magnetic fluxes of magnetic blocks and points, belongs to the technical field of providing a signal by magnetic induction and particularly relates to a technology for carrying out multi-point magnetic induction to provide a control signal on a rotating component. A plurality of permanent magnet blocks which are distributed in a ring are fixedly arranged on the turntable sensing element; the distances between the permanent magnet blocks can be adjusted and the magnetic fluxes of the permanent magnet blocks at different positions can be adjusted; the magnetic polarities of the adjacent permanent magnet blocks are opposite at one side of the rotating plate, namely the magnetic polarity distribution mode of all permanent magnet blocks at one side of the turntable sensing element is an N pole, an S pole, an N pole ...; and halls are arranged at the positions near the permanent magnet blocks. The turntable sensing element has the advantages that the halls can obtain rectangular wave signals by an opposite distribution mode of the magnetic polarities NS of the adjacent permanent magnet blocks; the signals can be conveniently subjected to digital processing, and the rectangular wave signals can present the positions of the permanent magnet blocks on the rotating plate by difference of the distances and the magnetic fluxes, and uses of different rectangular waves are determined.

The invention relates to a rotary table type sensor provided with a plurality of magnetic blocks with adjustable positions and magnetic fluxes for a booster bicycle, belonging to a technology for providing control signals by multi-point magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein the rotary table of the sensing element is provided with the plurality of permanent magnet blocks with adjustable positions and magnetic fluxes, and every two adjacent permanent magnet blocks have the opposite magnetic polarities, namely, the magnetic polarity distribution mode of the permanent magnet blocks is N pole, S pole, N pole, and so on; and the Hall is arranged at the position close to the permanent magnet blocks. The rotary table type sensor has the advantages that the every two adjacent permanent magnet blocks are distributed in the opposite magnetic polarities (NS), and square-wave signals can be obtained by the Hall, so that digital processing can be conveniently carried out on the signals; the positions of the permanent magnet blocks on the rotary table can be shown by the square-wave signals by adjusting the distances among the permanent magnet blocks and the magnetic fluxes of the permanent magnet blocks, so that the usage of the different square-wave signals can be confirmed; and the sensor can output electrical signals which have positions matched with movement positions of the permanent magnet blocks and have artificially set control models.

A moped provided with a turntable sensor with changing positions and magnetic fluxes of magnetic blocks disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on a rotating plate of the sensing element; the distances between the permanent magnet blocks and the magnetic fluxes are different; the rotating plate is arranged on a wheel center shaft of a bicycle; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment; and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention discloses a power-assisted bicycle with a sensor with a flywheel provided with position / magnetic flux-adjustable magnetic blocks, which is an electrically power-assisted bicycle for providing power-assisted signals through multi-point-position magnetic induction. The sensor comprises a sensing element, a power-assisted model processor, a D / A (digital to analog) converter and an operational amplifier which are sequentially connected, a plurality of permanent magnet blocks (two adjacent permanent magnet blocks are opposite in magnetic polarity) are fixed on a flywheel as the sensing element, the distance between every two permanent magnet blocks and the positions of the permanent magnet blocks with different magnetic fluxes can be adjusted, a hall of the sensing element is arranged on a frame close to the permanent magnet blocks, and the operational amplifier is connected with a motor controller. The power-assisted bicycle disclosed by the invention has the advantages that: the hall can acquire rectangular wave signals, thereby facilitating that the sensor outputs reasonable forces (which are artificially set and can be adjusted) from the power-assisted model to a power-assisted starting point and a power-assisted ending point through digital processing, so that the man-machine cooperation can be optimal, and an effect of power saving can be achieved.

A moped provided with a sensor with adjustable positions and magnetic fluxes of magnetic blocks on a keyboard disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks and the positions of the magnetic blocks with different magnetic fluxes can be adjusted; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force can be adjusted to be reasonable, so that a person and a machine can be best matched and the electricity is saved.

A moped provided with a sensor with changing positions and magnetic fluxes of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances and magnetic fluxes of the permanent magnet blocks are different; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention relates to a rotary table type sensing element with multiple magnets and magnetic fluxes distributed unevenly, belonging to the technical field of magnetic induction signal providing, in particular relates to a technology for realizing multi-point position magnetic induction control signal providing on a rotating component. A rotary table is fixedly provided with multiple permanent magnets which are circularly distributed, and spaces and magnetic fluxes of multiple permanent magnets are different from each other, and magnetic polarities of adjacent permanent magnets on one side of the rotary table are opposite, namely a magnetic polarity distribution manner of the all the permanent magnets on one side of the rotary table is an N pole, an S pole, an N pole...; and a Hall is arranged at a position close to the permanent magnets. The rotary table type sensing element with multiple magnets and magnetic fluxes distributed unevenly disclosed by the invention has the advantages that magnetic polarities of adjacent permanent magnets are in an NS opposite distribution manner, thus the Hall can acquire a square-wave signal, and digital processing on a signal can be carried out conveniently; and the spaces and the magnetic fluxes are different, thus the square-wave signal can show positions of the permanent magnets on the rotary table, and applications of different square waves can be determined.

A moped provided with a sensor with adjustable positions and magnetic fluxes of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks and the positions of the magnetic blocks with different magnetic fluxes can be adjusted; halls of the sensing element are arranged on the frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the halls can obtain rectangular wave signals, the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force can be adjusted to be reasonable, so that a person and a machine can be best matched and the electricity is saved.

The invention relates to a power assisting bicycle with a multi-magnet block position and magnetic flux variation sensor on a chain plate, and an electric power assisting bicycle adopting multi-point magnetic induction for providing power assisting signals. A sensor comprises a sensing element, a power assisting model processor, a digital to analog converter and an operational amplifier, which are connected in sequence, wherein a plurality of permanent magnets are fixedly arranged on the chain plate serving as the sensing element in such a manner that the adjacent magnetic polarities of the permanent magnets are opposite; the distances and the magnetic fluxes between the permanent magnets are different; Halls of the sensing element are arranged on a bicycle frame near the permanent magnets; and the operational amplifier is connected with a motor controller. The power assisting bicycle has the advantages that the Halls can acquire rectangular wave signals; the sensor can conduct digital processing on the rectangular wave signals and output a power assisting model which can be set artificially; and the power assisting model can be adjusted to a power assisting starting point and a power assisting end point with reasonable power, so that a man and a machine can match each other optimally with less electricity.

The invention relates to a sensing element provided with a plurality of magnetic blocks with adjustable positions in a shell, belonging to a technology for providing control signals by multi-point magnetic induction. The permanent magnet blocks and a Hall are respectively arranged in a space where a rotary table and a fixed table are embedded; the rotary table is fixedly provided with the plurality of permanent magnet blocks which are distributed in a circular ring shape, and the gaps among the permanent magnet blocks can be adjusted; the every two adjacent permanent magnet blocks arranged on one surface of the rotary table have the opposite magnetic polarities, namely, the magnetic polarity distribution mode of all the permanent magnet blocks on one surface of the rotary table is N pole, S pole, N pole, and so on; and the Hall arranged on the fixed table is arranged at the position close to the permanent magnet blocks. The sensing element has the advantages that the every two adjacent permanent magnet blocks are distributed in the opposite magnetic polarities (NS), and square-wave signals can be obtained by the Hall, so that digital processing can be conveniently carried out on the signals; the positions of the permanent magnet blocks on the rotary table can be shown by the square-wave signals by adjusting the distances among the permanent magnet blocks, so that the usage of the different square-wave signals can be confirmed; and the relative positions between the permanent magnet blocks and the Hall are fixed, so that the signals can be reliably output.

The invention relates to a rotary table type sensing element with multiple magnets and magnetic fluxes distributed unevenly, belonging to the technical field of magnetic induction signal providing, in particular relates to a technology for realizing multi-point position magnetic induction control signal providing on a rotating component. A rotary table is fixedly provided with multiple permanent magnets which are circularly distributed, and spaces and magnetic fluxes of multiple permanent magnets are different from each other, and magnetic polarities of adjacent permanent magnets on one side of the rotary table are opposite, namely a magnetic polarity distribution manner of the all the permanent magnets on one side of the rotary table is an N pole, an S pole, an N pole...; and a Hall is arranged at a position close to the permanent magnets. The rotary table type sensing element with multiple magnets and magnetic fluxes distributed unevenly disclosed by the invention has the advantages that magnetic polarities of adjacent permanent magnets are in an NS opposite distribution manner, thus the Hall can acquire a square-wave signal, and digital processing on a signal can be carried out conveniently; and the spaces and the magnetic fluxes are different, thus the square-wave signal can show positions of the permanent magnets on the rotary table, and applications of different square waves can be determined.

The invention relates to a motorized bicycle having a sensor with multiple position-adjustable magnets in a casing, and belongs to electric motorized bicycles with motorized signals provided by multipoint magnetic induction. The sensor comprises sensing elements, a motorized model processor, a digital-to-analog converter and an operational amplifier which are connected in sequence, the sensing elements include permanent magnets and a Hall sensor unit which are arranged in a cavity formed by combining a rotary disc with a fixed disc, a plurality of permanent magnets are arranged on the rotary disc, magnetic polarities of the adjacent permanent magnets are opposite, the distances among the permanent magnets are adjustable, and the Hall sensor unit on the fixed disc is arranged close to the permanent magnets. The sensor is arranged on a center wheel axle of the bicycle, and the operational amplifier is connected with a motor controller. Relative positions of the permanent magnets and the Hall sensor unit are fixed, the Hall sensor unit can acquire rectangular wave signals, and human-set adjustable motorized model signals can be processed digitally and output to the motorized starting point and the finishing point by the sensor conveniently, so that motorized power is reasonable in distribution, manpower and motorized power can be matched optionally, and electric power is saved.

A moped provided with a sensor with adjustable positions and magnetic fluxes of magnetic blocks on a keyboard disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks and the positions of the magnetic blocks with different magnetic fluxes can be adjusted; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force can be adjusted to be reasonable, so that a person and a machine can be best matched and the electricity is saved.

A moped provided with a turntable sensor with changing positions and magnetic fluxes of magnetic blocks disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on a rotating plate of the sensing element; the distances between the permanent magnet blocks and the magnetic fluxes are different; the rotating plate is arranged on a wheel center shaft of a bicycle; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment; and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

A moped provided with a sensor with adjustable positions and magnetic fluxes of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks and the positions of the magnetic blocks with different magnetic fluxes can be adjusted; halls of the sensing element are arranged on the frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the halls can obtain rectangular wave signals, the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force can be adjusted to be reasonable, so that a person and a machine can be best matched and the electricity is saved.

A moped provided with a sensor with changing positions and magnetic fluxes of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances and magnetic fluxes of the permanent magnet blocks are different; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention relates to a power assisting bicycle with a multi-magnet block position and magnetic flux variation sensor on a chain plate, and an electric power assisting bicycle adopting multi-point magnetic induction for providing power assisting signals. A sensor comprises a sensing element, a power assisting model processor, a digital to analog converter and an operational amplifier, which are connected in sequence, wherein a plurality of permanent magnets are fixedly arranged on the chain plate serving as the sensing element in such a manner that the adjacent magnetic polarities of the permanent magnets are opposite; the distances and the magnetic fluxes between the permanent magnets are different; Halls of the sensing element are arranged on a bicycle frame near the permanent magnets; and the operational amplifier is connected with a motor controller. The power assisting bicycle has the advantages that the Halls can acquire rectangular wave signals; the sensor can conduct digital processing on the rectangular wave signals and output a power assisting model which can be set artificially; and the power assisting model can be adjusted to a power assisting starting point and a power assisting end point with reasonable power, so that a man and a machine can match each other optimally with less electricity.

The invention relates to a booster bicycle provided with a rotary table type sensor provided with a plurality of magnetic blocks with adjustable positions and magnetic fluxes, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein a rotary table of the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities; the gaps among the permanent magnet blocks can be adjusted, and the positions of the magnet blocks with different magnetic fluxes can be adjusted; the rotary table is arranged on the central shaft of each wheel of the bicycle; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the booster model is adjusted to be reasonable in boosting starting point, finishing point and force, human can cooperate with a machine in a best way, and the electricity is saved.

The invention relates to a rotary table type sensing element with multiple magnets and magnetic fluxes distributed unevenly, belonging to the technical field of magnetic induction signal providing, in particular relates to a technology for realizing multi-point position magnetic induction control signal providing on a rotating component. A rotary table is fixedly provided with multiple permanent magnets which are circularly distributed, and spaces and magnetic fluxes of multiple permanent magnets are different from each other, and magnetic polarities of adjacent permanent magnets on one side of the rotary table are opposite, namely a magnetic polarity distribution manner of the all the permanent magnets on one side of the rotary table is an N pole, an S pole, an N pole...; and a Hall is arranged at a position close to the permanent magnets. The rotary table type sensing element with multiple magnets and magnetic fluxes distributed unevenly disclosed by the invention has the advantages that magnetic polarities of adjacent permanent magnets are in an NS opposite distribution manner, thus the Hall can acquire a square-wave signal, and digital processing on a signal can be carried out conveniently; and the spaces and the magnetic fluxes are different, thus the square-wave signal can show positions of the permanent magnets on the rotary table, and applications of different square waves can be determined.

The invention discloses a turntable sensing element with adjustable magnetic fluxes of magnetic blocks and points, belongs to the technical field of providing a signal by magnetic induction and particularly relates to a technology for carrying out multi-point magnetic induction to provide a control signal on a rotating component. A plurality of permanent magnet blocks which are distributed in a ring are fixedly arranged on the turntable sensing element; the distances between the permanent magnet blocks can be adjusted and the magnetic fluxes of the permanent magnet blocks at different positions can be adjusted; the magnetic polarities of the adjacent permanent magnet blocks are opposite at one side of the rotating plate, namely the magnetic polarity distribution mode of all permanent magnet blocks at one side of the turntable sensing element is an N pole, an S pole, an N pole ...; and halls are arranged at the positions near the permanent magnet blocks. The turntable sensing element has the advantages that the halls can obtain rectangular wave signals by an opposite distribution mode of the magnetic polarities NS of the adjacent permanent magnet blocks; the signals can be conveniently subjected to digital processing, and the rectangular wave signals can present the positions of the permanent magnet blocks on the rotating plate by difference of the distances and the magnetic fluxes, and uses of different rectangular waves are determined.